| Value | Category | Cases | |
|---|---|---|---|
| 1 | Less than 1 month | 10 |
2.4%
|
| 2 | 1 to 5 months | 29 |
7%
|
| 3 | 6 to 11 months | 21 |
5.1%
|
| 4 | 1 to 2 years | 54 |
13%
|
| 5 | 3 to 4years | 65 |
15.7%
|
| 6 | 5 to 9years | 83 |
20%
|
| 7 | 10 years or more | 153 |
36.9%
|
| Sysmiss | 43845 |